OpenTechnical

OT-2026-000104401

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000104401) never changes.

Identity and time

Publication numberOT-2026-000104401 · never reused
Internal UUID01a0aea5-3421-7e5d-af52-29729bd19245 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104401
StatusPUBLIC

Content hashes

Canonical textda9cf34386006054a0ed2c5daed58ba8b0594861d9f12d07a9c75a6e69328f14
Markdown43185a5a968cebb72a959a19ee0c11f6bf6cfd6efdfb29120c366af4cf674590
PDF
Publication pagee116c160b8022a3c7f86c05f2f9427307cb0c453d5bac8fbd4e27acf34666e1e
Manifest5c728cb079af877060583481cc8b91566d3c6ade12da4ae1ee114ba4177124c2

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJwu0RHaj+3/odXevEGlgnBt86mtb2BsYjLG523H3mFn3PMVz8fh0iUT6NO60DkQPBfcwjn0TxJCHEjmujsLpAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:40.226634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104401
observed e116c160b8022a3c7f86c05f2f942730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:40.208160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104401/manifest.json
observed 5c728cb079af877060583481cc8b9156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:40.190945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104401/publication.md
observed 43185a5a968cebb72a959a19ee0c11f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:40.173346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104401/publication.txt
observed da9cf34386006054a0ed2c5daed58ba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.